5.6 Medium
AI Score
Confidence
High
4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.001 Low
EPSS
Percentile
24.9%
The KVM implementation in the Linux kernel before 2.6.36 does not properly reload the FS and GS segment registers, which allows host OS users to cause a denial of service (host OS crash) via a KVM_RUN ioctl call in conjunction with a modified Local Descriptor Table (LDT).
CPE | Name | Operator | Version |
---|---|---|---|
linux:linux_kernel | linux linux kernel | lt | 2.6.36 |
fedoraproject:fedora | fedoraproject fedora | eq | 13 |
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9581d442b9058d3699b4be568b6e5eae38a41493
lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html
secunia.com/advisories/42745
www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
www.mandriva.com/security/advisories?name=MDVSA-2011:029
www.redhat.com/support/errata/RHSA-2010-0842.html
www.redhat.com/support/errata/RHSA-2010-0898.html
www.securityfocus.com/bid/44500
www.vupen.com/english/advisories/2010/3123
www.vupen.com/english/advisories/2010/3321
bugzilla.redhat.com/show_bug.cgi?id=639879
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